Conservation of Momentum

<object width="480" height="360" allowFullScreen="true"><param name="movie" value="http://www.doink.com/a/1445086" /><embed src="http://www.doink.com/a/1445086" type="application/x-shockwave-flash" width="480" height="360" allowFullScreen="true" /></object><br /><a href="http://www.doink.com/secret/slegg/FIWnQV3Imes/conservation-of-momentum">conservation of momentum</a> by <a href="http://www.doink.com/users/profile/slegg">slegg</a>, made at <a href="http://www.doink.com">DoInk.com</a>